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12 Welding
12.3 Checking Shielding Gas Flow Rate
Minimum ow rate for stud welding with shielding gas is approx. 8 l/
min.
Check that the stud welding unit is switched on.
Switch on the "Shielding gas" option on the stud welding unit.
Actuate the welding gun button without placing the stud welding gun on
the workpiece (= "air shot").
The ow meter displays the amount of
shielding gas owing in l/min.
Set the ow rate according to your welding task.